Peptide Database

Peptide NameP19(9/G7)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC99H181N27O21

DescriptionStandard

        GLLKKIGKKAKKALKKLGY
    

Molecular Weight2085.66 Da

Isoelectric Point (pI)10.54

Net Charge (pH 7.0)7.75

Net Charge (pH 7.4) 7.53

Charge Density (pH 7.0) 0.4080

GRAVY Index-0.55

Hydrophobic Moment 0.79

Boman Index-0.18

Instability Index-17.34

Aliphatic Index 113.16

Aromaticity 0.0526

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 815.51

LogP -3.73

H-bond Donors 29.0

H-bond Acceptors 29.0

Rotatable Bonds 81.0

Heavy Atoms 147.0

Ring Count 1.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0063544 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus epidermidis ATCC 35984

Activity4 μM

MethodMIC

RECORD: Rec_0072269 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetPseudomonas aeruginosa ATCC 27853

Activity2 μM

MethodMIC

RECORD: Rec_0228068 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus aureus ATCC 25923

Activity16 μM

MethodMIC

RECORD: Rec_0230283 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus epidermidis ATCC 12228

Activity1 μM

MethodMIC

RECORD: Rec_0338649 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyDefensin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative

TargetEscherichia coli ATCC 25922

Activity2 μM

MethodMIC